CVE-2026-58747: Linux Kernel vulnerability
Published Sep 15, 2026
·Updated
In smmudetachdev of arm-smmu-v3.c, there is a possible permission bypass due to a logic error in the code. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Affected Software
1 affected component
Linux Kernel
Event History
Sep 15, 2026
CVE Published
via MITRE·06:34 PM
Data Sourced
via MITRE·06:34 PM
DescriptionWeakness
Frequently Asked Questions
1
What level of access does an attacker need to exploit this issue?
Exploitation requires System execution privileges. No user interaction is needed.
2
What is the potential impact if exploitation succeeds?
The issue can allow a local escalation of privilege through a permission bypass caused by a logic error in smmu_detach_dev.